private void createWorkList(LinkedList<Object> changedUnits, HashSet<Object> changedUnitsSet) {
createWorkList(changedUnits, changedUnitsSet, g.getMainPegChain());
Set maps = g.getStartToThread().entrySet();
for (Iterator iter = maps.iterator(); iter.hasNext(); ) {
Map.Entry entry = (Map.Entry) iter.next();
List runMethodChainList = (List) entry.getValue();
Iterator it = runMethodChainList.iterator();
while (it.hasNext()) {
PegChain chain = (PegChain) it.next();
createWorkList(changedUnits, changedUnitsSet, chain);
}
}
}
public MonitorAnalysis(PegGraph g) {
super(g);
this.g = g;
doAnalysis();
// computeSynchNodes();
g.setMonitor(monitor);
// testMonitor();
}
public boolean addPeg(PegGraph pg, Chain chain) {
if (!pg.removeBeginNode()) return false;
// System.out.println("adding one peg into another");
// System.out.println("after removeBeginNode===");
// pg.testPegChain();
// System.out.println(pg);
// put every node of peg into this
Iterator mainIt = pg.mainIterator();
while (mainIt.hasNext()) {
JPegStmt s = (JPegStmt) mainIt.next();
// System.out.println("add to mainPegChain: "+s);
mainPegChain.addLast(s);
// if (chain.contains(s)){
// System.err.println("error! chain contains: "+s);
// System.exit(1);
// }
// else
// chain.addLast(s);
}
Iterator it = pg.iterator();
while (it.hasNext()) {
JPegStmt s = (JPegStmt) it.next();
// System.out.println("add to allNodes: "+s);
if (allNodes.contains(s)) {
System.err.println("error! allNodes contains: " + s);
System.exit(1);
} else allNodes.add(s);
}
// testPegChain();
// testIterator();
unitToSuccs.putAll(pg.getUnitToSuccs());
unitToPreds.putAll(pg.getUnitToPreds());
// testUnitToSucc();
// testUnitToPred();
// buildMaps(pg); // RLH
return true;
}
private void visitNode(
Set<Object> gray,
Object obj,
LinkedList<Object> changedUnits,
HashSet<Object> changedUnitsSet) {
gray.add(obj);
changedUnits.addLast(obj);
changedUnitsSet.add(obj);
nodes.add(obj);
valueBefore.add(newInitialFlow());
valueAfter.add(newInitialFlow());
Iterator succsIt = graph.getSuccsOf(obj).iterator();
if (g.getSuccsOf(obj).size() > 0) {
while (succsIt.hasNext()) {
Object succ = succsIt.next();
if (!gray.contains(succ)) {
visitNode(gray, succ, changedUnits, changedUnitsSet);
}
}
}
}
protected void buildMaps(PegGraph pg) {
exceHandlers.addAll(pg.getExceHandlers());
startToThread.putAll(pg.getStartToThread());
startToAllocNodes.putAll(pg.getStartToAllocNodes());
startToBeginNodes.putAll(pg.getStartToBeginNodes());
waitingNodes.putAll(pg.getWaitingNodes());
notifyAll.putAll(pg.getNotifyAll());
canNotBeCompacted.addAll(pg.getCanNotBeCompacted());
synch.addAll(pg.getSynch());
threadNameToStart.putAll(pg.getThreadNameToStart());
specialJoin.addAll(pg.getSpecialJoin());
joinStmtToThread.putAll(pg.getJoinStmtToThread());
threadAllocSites.addAll(pg.getThreadAllocSites());
allocNodeToThread.putAll(pg.getAllocNodeToThread());
}
protected void buildSuccsForInlining(JPegStmt stmt, Chain chain, PegGraph inlinee) {
// System.out.println("entering buildSuccsForInlining...");
Tag tag = (Tag) stmt.getTags().get(0);
// System.out.println("stmt is: "+tag+" "+stmt);
/*connect heads of inlinee with the preds of invokeStmt and
* delete stmt from the succs list from the preds
*/
Iterator predIt = getPredsOf(stmt).iterator();
// System.out.println("preds list: "+getPredsOf(stmt));
// System.out.println("preds size: "+getPredsOf(stmt).size());
Iterator headsIt = inlinee.getHeads().iterator();
{
// System.out.println("heads: "+inlinee.getHeads());
while (predIt.hasNext()) {
JPegStmt pred = (JPegStmt) predIt.next();
// System.out.println("pred: "+pred);
List succList = (List) getSuccsOf(pred);
// System.out.println("succList of pred: "+succList);
int pos = succList.indexOf(stmt);
// System.out.println("remove : "+stmt + " from succList: \n"+succList+ "\n of pred" );
// remove invokeStmt
succList.remove(pos);
while (headsIt.hasNext()) {
succList.add(headsIt.next());
}
unitToSuccs.put(pred, succList);
}
{
while (headsIt.hasNext()) {
Object head = headsIt.next();
List predsOfHeads = new ArrayList();
predsOfHeads.addAll(getPredsOf(head));
unitToPreds.put(head, predsOfHeads);
}
}
/*
{
predIt = getPredsOf(stmt).iterator();
while (predIt.hasNext()){
JPegStmt s = (JPegStmt)predIt.next();
if (unitToSuccs.containsKey(s)){
Iterator succIt = ((List) unitToSuccs.get(s)).iterator();
while(succIt.hasNext()){
//Object successor = succIt.next();
JPegStmt successor = (JPegStmt)succIt.next();
List predList = (List) unitToPreds.get(successor);
if (predList != null) {
try {
predList.add(s);
} catch(NullPointerException e) {
System.out.println(s + "successor: " + successor);
throw e;
}
}
}
}
}
}*/
}
/*connect tails of inlinee with the succ of invokeStmt and
* delete stmt from the
*/
Iterator tailsIt = inlinee.getTails().iterator();
{
// System.out.println("tails: "+inlinee.getTails());
while (tailsIt.hasNext()) {
Iterator succIt = getSuccsOf(stmt).iterator();
JPegStmt tail = (JPegStmt) tailsIt.next();
List succList = null;
if (unitToSuccs.containsKey(tail)) {
// System.out.println("error: unitToSucc containsKey: "+tail);
succList = (List) getSuccsOf(tail);
// System.out.println("succList: "+succList);
} else {
succList = new ArrayList();
}
while (succIt.hasNext()) {
JPegStmt succ = (JPegStmt) succIt.next();
succList.add(succ);
// System.out.println("succ: "+succ);
// remove stmt from the preds list of the succs of itself.
List predListOfSucc = getPredsOf(succ);
if (predListOfSucc == null) {
System.err.println("Error: predListOfSucc is null!");
System.exit(1);
} else {
if (predListOfSucc.size() != 0) {
int pos = predListOfSucc.indexOf(stmt);
if (pos > 0 || pos == 0) {
// System.out.println("remove stmt: "+stmt+" from the preds list"+predListOfSucc+"
// of the succ");
predListOfSucc.remove(pos);
}
// System.out.println("remove(from PRED): ");
}
}
unitToPreds.put(succ, predListOfSucc);
}
unitToSuccs.put(tail, succList);
// System.out.println("put: "+tail);
// System.out.println("succList: "+succList+ "into unitToSucc");
}
}
// add Nov 1
{
tailsIt = inlinee.getTails().iterator();
while (tailsIt.hasNext()) {
JPegStmt s = (JPegStmt) tailsIt.next();
if (unitToSuccs.containsKey(s)) {
Iterator succIt = unitToSuccs.get(s).iterator();
while (succIt.hasNext()) {
// Object successor = succIt.next();
JPegStmt successor = (JPegStmt) succIt.next();
List<JPegStmt> predList = unitToPreds.get(successor);
if (predList != null && !predList.contains(s)) {
try {
predList.add(s);
/*
Tag tag = (Tag)successor.getTags().get(0);
System.out.println("add "+s+" to predlist of "+tag+" "+successor);
*/
} catch (NullPointerException e) {
System.out.println(s + "successor: " + successor);
throw e;
}
}
}
}
}
}
// end add Nov 1
// System.out.println("stmt: "+stmt);
// remove stmt from allNodes and mainPegChain
// System.out.println("mainPegChain contains stmt: "+mainPegChain.contains(stmt));
// testPegChain();
if (!allNodes.contains(stmt)) {
System.err.println("fail to find begin node in allNodes!");
System.exit(1);
} else {
allNodes.remove(stmt);
// System.out.println("remove from allNode: "+stmt);
}
if (!chain.contains(stmt)) {
System.err.println("Error! Chain does not contains stmt (extending point)!");
System.exit(1);
} else {
if (!chain.remove(stmt)) {
System.err.println("fail to remove invoke stmt in from Chain!");
System.exit(1);
}
}
/*
if (!mainPegChain.contains(stmt)){
boolean find = false;
//System.out.println("main chain does not contain AFTER");
Set maps = startToThread.entrySet();
for(Iterator iter=maps.iterator(); iter.hasNext();){
Map.Entry entry = (Map.Entry)iter.next();
Object startNode = entry.getKey();
Iterator runIt = ((List)entry.getValue()).iterator();
while (runIt.hasNext()){
Chain chain=(Chain)runIt.next();
if (chain.contains(stmt)) {
find = true;
if (!chain.remove(stmt)){
System.err.println("fail to remove begin node in from mainPegChain!");
System.exit(1);
}
break;
}
}
if (find == false){
System.err.println("fail to find stmt: "+stmt+" in chains!");
System.exit(1);
}
}
//this.toString();
}
else{
if (!mainPegChain.remove(stmt)) {
System.err.println("fail to remove begin node in from mainPegChain!");
System.exit(1);
}
else{
// System.out.println("remove(from mainchain): "+stmt);
}
}
*/
// remove stmt from unitToSuccs and unitToPreds
if (unitToSuccs.containsKey(stmt)) {
unitToSuccs.remove(stmt);
}
if (unitToPreds.containsKey(stmt)) {
unitToPreds.remove(stmt);
}
}